Condensed Consolidated Balance Sheets (Current Period Unaudited) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 48,609	$ 90,541
Short-term investments	34,929	67,039
Accounts receivable, net	40,303	35,499
Inventory	61,318	48,382
Prepaid expenses and other current assets	9,050	12,962
Total current assets	194,209	254,423
Property and equipment, net	23,468	23,734
Right-of-use lease assets	8,754	9,829
Other assets	17,534	17,720
Total assets	243,965	305,706
Current liabilities:
Accounts payable	13,804	3,803
Accrued clinical and manufacturing liabilities	43,670	23,716
Accrued payroll and employee liabilities	16,323	15,263
Other accrued liabilities	33,152	25,859
Current lease liabilities	2,549	2,417
Total current liabilities	109,498	71,058
Non-current lease liabilities	6,780	7,996
Non-current convertible notes payable, net	149,182	149,082
Other non-current liabilities	241
Total liabilities	265,701	228,136
Stockholders’ equity (deficit):
Common stock	1,025	1,020
Additional paid-in capital	1,710,928	1,689,987
Accumulated other comprehensive loss	(11)	(6)
Accumulated deficit	(1,733,678)	(1,613,431)
Total stockholders’ equity (deficit)	(21,736)	77,570
Total liabilities and stockholders’ equity (deficit)	$ 243,965	$ 305,706

Carrying value as of the balance sheet date of clinical obligations incurred and payable.

No definition available.

Name:	hrtx_AccruedClinicalLiabilities
Namespace Prefix:	hrtx_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).